Home / 49,011.32-73,517.47-19,429.40

Finding the Fourth Proportional to 49,011.32, 73,517.47 and 19,429.40

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Solution

The fourth proportional to 49,011.32, 73,517.47 and 19,429.40 is: 29,144.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,011.32 : 73,517.47 = 19,429.40 : x
  2. Step 2: Convert to fraction form
    49,011.32/73,517.47 = 19,429.40/x
  3. Step 3: Cross multiply
    49,011.32x = 73,517.47 × 19,429.40
  4. Step 4: Simplify right side
    49,011.32x = 1,428,399,915.46
  5. Step 5: Solve for x
    x = 1,428,399,915.46/49,011.32
  6. Step 6: Final answer
    x = 29,144.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.